@misc{indiciae2975497107af,
  title = {Letter: New data sets.},
  author = {R L Rizek},
  year = {1973},
  doi = {10.2105/ajph.63.12.1021-a},
  url = {https://pubmed.ncbi.nlm.nih.gov/4759864/},
  note = {Source identifier: 4759864}
}